To find the value of \[\int_{{}}^{{}}{\frac{dx}{x\sqrt{2ax-{{x}^{2}}}}}\], the suitable substitution is

To find the value of \[\int_{{}}^{{}}{\frac{dx}{x\sqrt{2ax-{{x}^{2}}}}

1.	To find the value of \[\int_{{}}^{{}}{\frac{dx}{x\sqrt{2ax-{{x}^{2}}}}}\], the suitable substitution is
A.	\[x=a\cos t\]
B.	\[x=2a\cos t\]
C.	\[x=2at\]
D.	\[x=2a{{\sin }^{2}}t\]
Answer» E.

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To find the value of \[\int_{{}}^{{}}{\frac{dx}{x\sqrt{2ax-{{x}^{2}}}}}\], the suitable substitution is

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